28647718

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2753}}^1$

素因数の和:2820

約数の個数: 24

約数和(自身を含む): 48349224

約数和(自身を除く): 19701506

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 2753, 5203, 5506, 10406, 30283, 60566, 118379, 236758, 333113, 666226, 1302169, 2604338, 14323859, 28647718]

約数ペア:

[(1, 28647718), (2, 14323859), (11, 2604338), (22, 1302169), (43, 666226), (86, 333113), (121, 236758), (242, 118379), (473, 60566), (946, 30283), (2753, 10406), (5203, 5506)]